Round 0G 7MM Gunmetal Silver Grey Illusion Fake Cheater Body Piercing Barbell Tunnel Plug Stud Earrings, Comfortable Screw-Back Posts, 316L Stainless Steel Use claim code ZIVADEAL at checkout and get 20% off when you buy 4 or more items sold by Ziva Jewelry; 15% off for 3 items and 10% for 2 items 7 MM=0.3" Inches; 0 Gauge, medium sized Secure screw-back findings hold earrings firmly in place (also comfortable enough to sleep in) Hypoallergenic Stainless Steel won't irritate skin or tarnish Product photos are of the actual item you'll be receiving; no computer generated imagery is used